volser: select() cannot be used to sleep on windows

volser: select() cannot be used to sleep on windows

On Windows must use Sleep() instead of select() with no
fd_set parameters.

Reviewed-on: http://gerrit.openafs.org/3675
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Rod Widdowson <rdw@steadingsoftware.com>
Tested-by: Rod Widdowson <rdw@steadingsoftware.com>
Reviewed-by: Jeffrey Altman <jaltman@openafs.org>
Tested-by: Jeffrey Altman <jaltman@openafs.org>
Reviewed-by: Derrick Brashear <shadow@dementia.org>
Reviewed-by: Andrew Deason <adeason@sinenomine.net>
(cherry picked from commit 26f0ddd0cd3c7c34880e8717d59ee1d653036455)

Change-Id: I14ee3664bc247a432e8b350f78c7b7e56b8232b2
Reviewed-on: http://gerrit.openafs.org/3838
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@dementia.org>
Tested-by: Derrick Brashear <shadow@dementia.org>